Jack in the Box is an American fast-food restaurant chain founded February 21, 1951, by Robert O. Peterson in San Diego, California, where it is headquartered. The chain has over 2,200 locations, primarily serving the West Coast of the United States. Restaurants are also found in selected large urban areas outside the West Coast, including Phoenix, Salt Lake City, Denver, Albuquerque, El Paso, Dallas-Fort Worth, Houston, Austin, San Antonio, Oklahoma City, Baton Rouge, Nashville, Charlotte, Kansas City, St. Louis, and Memphis.
Jack in the Box is known for its innovative menu items, such as the Jack in the Box Jumbo Jack Hamburger, the Ultimate Cheeseburger, the Bacon Ultimate Cheeseburger, the Sourdough Jack, the Sourdough Jack with Bacon, the Monster Taco, the Curly Fries, the Breakfast Jack, the Tiny Tacos, and the Egg Rolls. The chain also offers a variety of other menu items, including salads, milkshakes, and ice cream sundaes.
Jack in the Box is also known for its convenient drive-thru service, which was first introduced in 1951. The chain was also one of the first fast-food restaurants to offer breakfast all day long.
Jack in the Box is a popular destination for people of all ages, and is known for its fun and whimsical atmosphere. The chain's mascot, Jack, is a clown-like figure with a big red nose and a curly yellow wig. Jack is often featured in the chain's advertising campaigns, and is popular with children and adults alike.